Boxers / Shun Kosaka / Boxerbook rating

Shun Kosaka: Boxerbook rating

Shun Kosaka has a Boxerbook rating of 1347 ± 261 from 3 counted bouts, as of Oct 20, 2026. Not in a division list: inactive since Oct 2019 (no bout for 12 months).

Rating1347 ± 261
Placenot listed
Counted bouts3
Unknown opponents0 of 3
Schedule, career1836
Schedule, 36 monthsno bouts
Form, last 50.0 of 3.5
Data confidence100%
Statusinactive since Oct 2019

Rating over time

high 1407 · low 1347May 2018Oct 2019

μ at the end of each month with a bout, and of every month while active. Red dot: latest.

Bouts behind the rating

Every counted bout, newest first: the change in μ it caused (green up, red down), its weight and the rating after it. Unknown opponents: 0 of 3 bouts.

L
Seigo Yuri Akui
For vacant Japanese flyweight title
Oct 27, 2019 · TKO 1/10 · weight ×1.10 · opponent 1773
−40
→ 1347
L
Junto Nakatani
Oct 6, 2018 · UD 8/8 · weight ×1.00 · opponent 1965
−20
→ 1387
L
Jayr Raquinel
OPBF flyweight title
May 27, 2018 · KO 4/12 · weight ×1.16 · opponent 1770
−93
→ 1407

Publishers and Boxerbook

Consensus: no publisher lists for the division (a list without them counts as 16).

WBC
not in top 15
WBA
not in top 15
IBF
not in top 15
WBO
not in top 15
Ring
not in top 15
TBRB
not in top 15
Boxerbook
not listed

How the Boxerbook rating works · Shun Kosaka: record and titles